Dell Optiplex 5070 SFF Intel i5-9500 Ultra Fast Small Form Factor Wireless Wi-Fi vs Intel Core i7-3770 Quad-Core 3.4 GHz LGA 1155 Processor - BX80637I73770
Updated August 2026 — The Dell Optiplex 5070 SFF is a complete system ideal for business use, while the Intel Core i7-3770 is a budget-friendly processor for custom builds.
The Dell Optiplex 5070 SFF is a complete system ideal for business use, while the Intel Core i7-3770 is a budget-friendly processor for custom builds.
Why Dell Optiplex 5070 SFF Intel i5-9500 Ultra Fast Small Form Factor Wireless Wi-Fi is better
complete system
Dell Optiplex is ready to use out of the box
modern OS
Includes Windows 11 Professional
better multitasking
i5-9500 has 6 cores vs i7-3770's 4 cores
Why Intel Core i7-3770 Quad-Core 3.4 GHz LGA 1155 Processor - BX80637I73770 is better
lower price
Intel i7-3770 is significantly cheaper
upgrade flexibility
Allows for custom builds with selected components
decent performance
Still offers good performance for its age
Overall score
Specifications
| Spec | Dell Optiplex 5070 SFF Intel i5-9500 Ultra Fast Small Form Factor Wireless Wi-Fi | Intel Core i7-3770 Quad-Core 3.4 GHz LGA 1155 Processor - BX80637I73770 |
|---|---|---|
| Brand | Dell | Intel |
| Form Factor | SFF | N/A |
| OS Included | Yes | No |
| USB Ports | 10 | N/A |
| Cache | 9MB | 8MB |
Dimension comparison
Overview of the Products
In this comparison, we will look at the Dell Optiplex 5070 SFF Intel i5-9500 and the Intel Core i7-3770 Quad-Core processor. The Dell Optiplex is a pre-built desktop computer priced at £220.00, whereas the Intel processor is available for £62.00. Both products cater to users with different needs—one being a complete system ideal for business environments and the other a standalone processor aimed at enthusiasts looking to upgrade or build their own systems.
The Dell Optiplex 5070 SFF features a 9th generation Intel Core i5-9500 processor, which boasts six cores and a clock speed ranging from 3.0GHz to 4.4GHz, making it a strong contender for multitasking and productivity tasks. On the other hand, the Intel Core i7-3770 has a base clock speed of 3.4GHz with a max turbo frequency of 3.9GHz, making it suitable for users seeking robust performance in various applications.
Design and Build Quality
The Dell Optiplex 5070 SFF is designed as a small form factor PC, providing a compact solution for users with limited space. It is easily upgradeable, supporting two PCIe slots for low-profile graphics cards. This design is excellent for business environments where space optimisation is crucial.
In contrast, the Intel Core i7-3770 is a processor that does not come in a complete system but rather requires a compatible motherboard to function. While it is not subject to design scrutiny in the same way a desktop is, its LGA 1155 socket format is standard and widely supported, allowing it to fit into various builds.
Performance Capabilities
The performance of the Dell Optiplex 5070 SFF, powered by the Intel i5-9500, is impressive with its six cores and a turbo frequency that can reach up to 4.4GHz. This makes it particularly well-suited for multitasking, running multiple applications smoothly, and handling productivity tasks with ease.
Conversely, the Intel Core i7-3770, while older, still provides solid performance with its quad-core architecture and a maximum turbo frequency of 3.9GHz. It offers decent capabilities for gaming and multitasking but may lag behind newer processors in efficiency and power consumption.
Memory and Storage Options
The Dell Optiplex 5070 SFF includes 16GB of DDR4 memory, which is ample for most business applications and provides a smooth user experience when running multiple programs simultaneously. Additionally, it features a 512GB SSD, ensuring quick boot times and rapid data access.
The Intel Core i7-3770, being just a processor, does not come with built-in memory or storage. Users would need to invest in RAM and storage separately, which adds to the overall cost and complexity of a custom build. The flexibility of choosing specific components can be advantageous for those who want to tailor their systems but may not be ideal for those seeking an all-in-one solution.
Connectivity Options
The Dell Optiplex 5070 SFF offers a range of connectivity options, including one USB 3.1 Type-C port, five USB-A 3.0 ports, and four USB-A 2.0 ports, making it versatile for various peripherals. Additionally, it features two DisplayPort 1.2 outputs, allowing users to connect multiple monitors easily.
The Intel Core i7-3770 itself does not provide any connectivity options directly, as it is only the processor. However, motherboards that are compatible with the i7-3770 typically include various ports, but these would vary widely by manufacturer and model.
Operating System and Software
The Dell Optiplex 5070 SFF comes pre-installed with Windows 11 Professional 64-Bit, providing users with the latest operating system features and security updates. This is a significant advantage for business users who require a ready-to-use system without the hassle of software installation.
In contrast, the Intel Core i7-3770 lacks any software or operating system out of the box. Users will need to install their choice of OS, which could be either an advantage or disadvantage depending on their familiarity with system setups.
Price Comparison
The Dell Optiplex 5070 SFF is priced at £220.00, which reflects its status as a complete system designed for immediate use. This price point may be higher than building a custom PC, but it offers convenience and warranty support.
On the other hand, the Intel Core i7-3770 is significantly cheaper at £62.00. While this might seem attractive for those looking to build or upgrade their PC, additional costs for compatible components must be factored in, which can quickly increase the overall expenditure.
Which should you buy?
Choosing between the Dell Optiplex 5070 SFF and the Intel Core i7-3770 ultimately depends on your specific needs. If you require a complete, compact system right out of the box for business or productivity tasks, the Dell Optiplex 5070 SFF is the clear choice, thanks to its powerful i5-9500 processor, generous memory, and modern operating system. However, if you are an enthusiast looking to build or upgrade a custom system and prefer the flexibility of selecting your components, the Intel Core i7-3770 offers a budget-friendly option, although further investment in additional parts will be necessary.
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